TOPDON BT Mobile Car Battery Tester 6V 12V Bluetooth Battery Load Tester, 100-2000CCA Wireless Automotive Alternator Tester (Black). Smarter Battery Tester Analyzer TOPDON BT Mobile Battery tester will provide the technician, professional, and DIYer, with critical information about battery health status by identifying battery and charging problems quickly and accurately. System Test mode completes all tests, including the battery test, charging system test, cranking test at the same time, make battery tester easier, and more efficient. Charging Test: Test different parts of the charging system, including generator, rectifier, rectifier diode, and so on for a reliable charging volt value. Cranking Test: Cranking test helps you analyze the starting motor including cranking voltage and the cranking time to check the starting motor works properly or not. Battery Test: Display SOH (State of Health), SOC (State of Charge), Voltage, Current, Rating, and the readable analysis results on App, and identify whether your battery needs to be replaced or not. Design for 6V and 12V Batteries TOPDON BT Moblie Bluetooth car battery diagnostic tester can work on all 6V and 12V 100-2000 CCA batteries including regular flooded, AGM flat plate, AGM spiral, as well as GEL batteries, with multiple applications for a broad array of vehicles, Such as a car, truck, marine, boat, motorcycle and more. BLUETOOTH BATTERY TESTER With Bluetooth 4.0 connection, you will get the battery test result immediately and identify whether your battery needs to be replaced or not through BT MOBILE App. All in one test mode, knowing the overall test of the battery , including battery test, cranking test, and charging test for details.NOTE: For Apple devices, update to iOS 8.0 or later; for Android devices, OS 4.3 or later. 6V 12V CAR BATTERY TESTER TOPDON BT Mobile automotive battery tester works on all 6 Volt and 12 Volt batteries with 100 to 2000 CCA, such as regular flooded, AGM flat plate, AGM spiral, GEL, and deep cycle batteries for vehicles, cars, motorcycles, trucks, RVs, ATVs, SUVs, boats, yachts, mowers and even golf carts. BATTERY CRANKING CHARING TEST With BT Mobile battery tester, you can check the overall health of the battery including battery test, cranking test, and charging test. Cranking test helps you test and analyze the starting motor to check it works properly or not, charging test is to check the charging system status to avoid damaging the battery due to overcharging or incomplete charging. It’s much more convenient than driving miles to find the nearby auto repair shop. EASY TO USE Tired of pressing annoying buttonsyou just need to clamp the battery terminal correctlythen go back to your seat and complete all the tests on your phone alone. System Test mode completes all tests including battery test, cranking test, charging test at the same timemake battery test more efficient. A MUST TOOL FOR DIYers PROS Applying the advanced conductance testing technology, TOPDON BT Mobile battery load tester can give you accurate testing results quickly. Compact design fits in your glove box, it’s a handy device for automobile factory, garage, auto battery manufacturer, and DIYer. While we aim to supply accurate product information, it is sourced by manufacturers, suppliers and marketplace sellers, and has not been provided by Overstock.